78results about How to "Strong connection stability" patented technology

The invention discloses a rotating connector assembly of a guard rail and the guard rail. The rotating connector assembly comprises a first connection piece and a second connection piece. The first connection piece rotates with a fixed pipe close to the movable portion in the guard rail as a center axis, and the second connection piece is fixedly connected with the fixed pipe. The first connection piece is provided with a movable beam connection portion used for being connected with a movable beam in the guard rail, and the second connection piece is provided with a fixed beam connection portion used for being connected with a fixed beam in the guard rail. The guard rail comprises the movable beam on the movable portion and the fixed beam and the fixed pipe on the fixed portion, and the movable beam and the fixed beam are connected with the fixed pipe close to the movable portion through the rotating connector assembly. The rotating connector assembly has the advantages of being simple in structure, low in cost, convenient and quick to install, high in connection strength, long in service life and the like.

The insulator includes core body, end accessory, jacket, and umbrella skirt. Using multithreaded silicon rubber bonds and packs bundles of glass fibers makes the core body. Using technique of injecting silicon rubber forms an integral of end accessory, jacket, and umbrella skirt. The preparation method includes steps: first, bonding silicon rubber on surface of glass fiber; next, using glass fiber bundle wraps and fixes up suspension loops on two ends, and forms the core body composed of multi stranded bundles of glass fibers wrapped by silicon rubber; then, using technique of injecting silicon rubber forms an integral of end accessory, jacket, and umbrella skirt. Advantages are: greatly enhanced bearing capacity of composite insulator; stable and reliable mechanical features, small dispersivity of tested values of mechanical load; better stability of connection between the core body and the suspension loops; and the core body will not be damaged by the said connection.

The invention discloses an indoor and outdoor intelligent navigation system, which comprises a map establishing module used for indoor floor and outdoor map modeling to obtain a final map; a Bluetoothpositioning module which is used for positioning the position of the user on the map in the use process; a path navigation module which is used for realizing cross-floor accurate positioning in an indoor map and GPS positioning of an outdoor map based on a road network optimal path algorithm of an A * algorithm; and a voice broadcasting module which is used for broadcasting indoor and outdoor symbolic buildings or positioning places on a map in real time. The navigation system can achieve the indoor and outdoor high-precision positioning effect, and is low in cost, low in power consumption, high in connection speed and high in connection stability.

The invention relates to a photovoltaic module fixing device for a solar refrigerator car. A mounting support is a rectangular strip with threaded through holes, the length of the mounting support is equal to that of a compartment of the solar refrigerator car, and the mounting support is arranged at the top of the compartment in parallel. The mounting support is connected with the top of the compartment through a spring damper. Compressing blocks of photovoltaic modules comprise unilateral meshed type compressing blocks and a saddle-shaped compressing block. The unilateral meshed type compressing blocks are arranged on the side edges of the photovoltaic modules, and connected with the mounting support through bolts. The photovoltaic module fixing device has the advantages that the mounting support is connected with the top of the compartment through the spring damper, and a buffering function is achieved; the photovoltaic modules are connected with the mounting support through the compressing blocks of the photovoltaic modules, and connecting stability is high; the distance between the photovoltaic modules and the end face of the top of the compartment ranges from 5 cm to 8 cm, air convection can be formed, natural air cooling is carried out on the photovoltaic modules, and the situation that the photovoltaic modules are aged due to the fact that solarization temperature is too high is avoided; the mounting support and the compressing blocks of the photovoltaic modules are aluminum alloy products, so that weight is low.

The invention discloses a multifunctional electronic device test fixture, which comprises a shell, the shell comprises a positioning table for supporting an electronic device, an insertion hole of a pin is formed in the insertion surface of the positioning table, a conductive terminal matched with the pin is arranged in the insertion hole, and at least one conductive terminal is a movable terminal. The movable terminal is slidably installed on the shell along a first direction parallel to the plugging surface. Each movable terminal corresponds to at least one positioning plugboard, the positioning plugboard comprises a movable clamping groove which corresponds to the position of the movable terminal and can be matched with the movable terminal in an inserted mode, an inserting groove for the positioning plugboard to be inserted is formed in the position, corresponding to the movable terminal, of the shell, and the positioning plugboard is inserted into the slot so that the movable terminal can be inserted into the corresponding movable clamping groove to locate the position of the movable terminal in the first direction. Compared with the prior art, the movable terminal is fixed at the position matched with the pin of the electronic device by selecting the positioning plugboards of different specifications according to the electronic devices of different specifications, so that the movable terminal is applicable to the electronic devices of different specifications, high in universality and convenient to operate.

The invention provides a wheel. The wheel comprises a rim and a spoke, wherein the rim comprises a rim body and a bent flange, the bent flange is connected with the edge of the rim body, and a first connecting surface is formed on the end surface, facing away from the rim body, of the bent flange; the part of the surface of the axial end of the spoke forms a second connecting surface, the spoke issubjected to laser welding with the first connecting surface through the second connecting surface, welding bead structures used for fixedly connecting the rim and the spoke are formed, the number ofthe welding bead structures is two, the one welding bead structure is located at the radial outer side of the contact position between the first connection surface and the second connection surface,and the other welding bead structure is located at the radial inner side of the contact position between the first connecting surface and the second connecting surface. The wheel solves the problem that the welding mode and the welding position of the wheel in the prior art are not reasonable, the structure of the wheel manufactured by machining is not stable, is poor in strength and cannot meet the use requirement of a wheel with a relatively long service life.

The invention discloses a heating floor installing structure, which comprises a wood floor (1), wherein a metal plate (2) is arranged under the wood floor (1); a cavity (3) is arranged in the metal plate (2); a limit plate (4) is arranged in the cavity (3); a heating body (6) is connected onto the limit plate (4) through an installing plate (5); an upper clamping body (7) and a lower clamping body (8) are arranged on the left side of the metal plate (2), and are connected through a spring piece (9); a groove (10) is arranged in the right side of the metal plate (2); an upper clamping groove (11) and a lower clamping groove (12) are respectively arranged in the upper side and the lower side in the groove (10); sliding slopes (13) are respectively arranged on the right sides of the upper clamping groove (11) and the lower clamping groove (12). The heating floor installing structure not only has the advantage of strong connective stability, but also is more convenient to install and disassemble and prevents floors from deforming.

The invention discloses a treatment device and process for the edge of glass of a kitchen appliance, belonging to the technical field of glass edge treatment. According to the invention, petal-shaped semi-open sealing rings and waterproof cloth are combined, glass is wrapped in a semi-open fixing mode and is soaked in repairing liquid, and in a vacuumizing environment, the repairing liquid breaks through the petal-shaped semi-open sealing rings and infiltrates into the glass, so micro cracks at the edge of the glass are filled; and after vacuum is removed, the petal-shaped semi-open sealing rings are automatically closed, the repairing liquid is blocked in the glass, after the repairing liquid is dried and solidified, the glass and the repairing liquid form an integral body, and then edge grinding operation is carried out. According to the invention, through the edge treatment process of repairing at first and polishing next, various micro-cracks at different degrees at the edge of the glass can be filled with the repairing liquid, and the contact between the cracks and air, water vapor and the like is isolated, so the micro-cracks are not easy to further extend and expand due to external force, the strength of the glass is effectively recovered, and the use safety of the glass is enhanced.

The invention discloses a handle assembly for an air conditioner outdoor unit and the air conditioner outdoor unit with the handle assembly. The handle assembly comprises a handle and a fireproof plate. The fireproof plate is connected to the upper portion of the rear surface of the handle through at least two first buckle structures and at least one second buckle structure. The at least two first buckle structures are arranged on the left side and the right side of the fireproof plate. At least two second buckle structures and at least one of the first buckle structures are located outside a straight line formed by connecting at least two of the rest of buckle structures. The length, in vertical direction, of the fireproof plate is smaller than the length, in the vertical direction, of the handle. According to the handle assembly for the air conditioner outdoor unit, due to the fact that the fireproof plate and the handle are connected through at least three buckle structures which are not located on the same straight line, the assembly efficiency and the connection stability of the fireproof plate and the handle are effectively improved, and fireproof safety is improved. Besides, because the size of the fireproof plate is small, and therefore production cost is reduced.

The invention provides an energy-saving LED lamp, belongs to the technical field of lamps, and solves the technical problems that heat dissipated by an energy-saving LED lamp cannot be utilized and the energy-saving effect is poor in the prior art. The energy-saving LED lamp comprises a lamp head, wherein the lamp head comprises a lamp head main body and an insulation body; soldering tin is fixedly arranged at the outer end of the insulation body; a circular truncated cone is fixedly arranged at the outer end of the lamp head main body; two LED light sources are fixedly arranged on the circular truncated cone and sleeved by lamp covers; a slot is formed between the two lamp covers; a heat collecting tube is inserted into the slot; the side wall of the heat collecting tube is coated with a heat conduction graphite film; the heat conduction graphite film clings to the lamp covers; the lamp head main body is sleeved by an annular cooling fin; a heat conduction graphite film is also arranged between the annular cooling fin and the lamp head main body; an inner cavity is formed in the heat collecting tube; a heat conduction cavity communicated with the inner cavity is formed in the annular cooling fin; both the inner cavity and the heat conduction cavity are filled with mosquito repellent liquid; a through hole is formed in the top end of the heat conduction cavity. The energy-saving LED lamp has a good energy-saving effect.

The invention relates to a QSFP28 module which comprises an upper cover and a base which are fixedly connected to form a containing space, a photoelectric sub-module is arranged in the containing space, a port of the photoelectric sub-module extends out of the containing space, and conductive adhesive is further arranged in the containing space, and the conductive adhesive seals a connecting gap between the upper cover and the base and connecting gaps among the upper cover, the base and the port of the photoelectric sub-module. A conductive adhesive is dispensed at the seam of the upper cover and the base to block the connection gap between the upper cover and the base, and a conductive adhesive is dispensed at the port of the photoelectric sub-module and the connection gap between the upper cover and the base to block the connection gap between the port of the photoelectric sub-module and the connection gap between the upper cover and the base; the upper cover, the base and the conductive adhesive are matched with each other, so that the accommodating space forms a closed shielding space, electromagnetic signals are prevented from leaking from each connecting gap of the accommodating space, electromagnetic interference to external equipment is prevented, and the EMI performance of the QSFP28 module is improved.

The invention discloses a plug and power supply connecting mechanism which comprises a socket panel, the middle part of one side of the socket panel is provided with a groove, the bottom of the groove is provided with a plurality of uniformly distributed jacks, one side of each jack is fixedly connected with one side of a plurality of limiting blocks, the middle parts of the plurality of limiting blocks are provided with limiting grooves, the inner walls of the limiting grooves and the middle parts of a plurality of male tabs are in alternated connection, one ends of the plurality of male tabs are fixedly connected with one sides of plugs.The plug and power supply connecting mechanism is high in connecting stability, not prone to falling off, good in waterproof and dustproof capacity, safe and reliable, the socket panel is provided with the grooves, the connection position is easier to find when the plug is connected, and the use convenience is improved; and by arranging the limiting grooves and insulating rubber sheets, the stability during male tab connection is improved, and meanwhile certain watertight protection capacity is provided for the connecting mechanism.

The invention discloses a ceiling fixing fastener comprising a cylindrical fastener body (1), a buckling cover (11) is arranged on one side of the fastener body (1), an annular groove (12) is formed in the other side, and a limiting annular block (2), a first guide block (31) and a second guide block (32) are further arranged on the fastener body (1); a first open groove (131), a second open groove (132) and a third open groove (133) are formed in the fastener body (1), abutting blocks (3) are arranged between every two adjacent open grooves; a clamping jaw is arranged in a middle through holeof the fastener body (1), and a discharging connecting rod (4) is arranged at one end of the clamping jaw. According to the ceiling fixing fastener in the invention, the abutting blocks and the clamping jaw are arranged, so that the outer side and the inner side of the buckling body are in full contact connection with the corresponding positions of a connecting part, disassembly and assembly areconvenient, installation gaps are reduced, and the connection stability is strong.

The invention discloses a hanging system for a suspended ceiling, which comprises a longitudinally arranged main keel, a plurality of sets of hooking keels are arranged under the main keel, and hooking grooves are arranged oppositely at the lower ends of each set of hooking keels, and the hooking grooves are connected with the suspended ceiling The parts are connected by bolts, and the lower end of the ceiling connector has a threaded hole, and the threaded hole is connected with a T-shaped hanging rod with external threads, and the T-shaped hanging rod is threaded with an S-shaped hook, and the bottom of the S-shaped hook end connection to the metal ceiling. A hanging system for a suspended ceiling of the present invention adopts multiple sets of hooking keels arranged opposite to each other to connect with T-shaped hanging rods and S-shaped hooks through threaded connections. The relative distance between the connecting parts can be adjusted by thread rotation, which improves the application range of the ceiling system.

The invention relates to a processing mold of hollow bar-shaped konjak, and belongs to the technical field of food processing equipment. The processing mold comprises an outer mold, a material tank and inner molds, wherein a material inlet and a material outlet are formed in the material tank; forming through holes which communicate with the material outlet are formed in the outer mold; the innermolds are connected to the tank walls of the material tank and respectively penetrate through the material outlet and the corresponding forming through holes; and a crack for forming is formed betweeneach inner mold and the hole wall of the corresponding forming through hole. Through the adoption of the processing mold disclosed by the invention, blended konjak raw materials can be processed intocooked hollow bar-shaped konjak, no extra heat source is needed to heat the konjak, and the processing mold is high in practicality.

The invention discloses an intelligent electric tail door support structure of an automobile. The intelligent electric tail door support structure structurally comprises a ball head connecting piece,a first outer pipe, an inner pipe, a second outer pipe and a through hole. The ball head connecting piece is separately welded to one end of the first outer pipe and the other end of the second outerpipe, the ball head connecting piece penetrates through the through hole, and the first outer pipe and the second outer pipe are separately connected the left and right ends of the inner pipe. According to the intelligent electric tail door support structure of the automobile, through the ball head connecting piece composed of a button, a button driving device, a locking device, a gear speed increasing mechanism, a transverse movement mechanism, a locking device driving mechanism and the like, equipment is conveniently removed by staff when a failure occurs, in addition, the connection stability of the equipment during the locking process is high, and the equipment is not prone to falling off during the opening and closing process of an intelligent electric tail door of the automobile.